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1.选择优质种苗是关键选择体质好,抗病力和免疫力强,无病源的优质种苗是无公害水产病害防治的关键。如南美白对虾选择夏威夷原种第一代SPF亲虾培育成的无节幼体或仔虾,经国内权威机构PCR或核酸探针检测呈阴性。这样的种苗放养后成活率可高达90%以上,生长快,活力强,个体大而均匀
1. Selection of high-quality seedlings is the key Select a good constitution, disease resistance and immunity, high quality seedlings are disease-free aquatic diseases control the key. For example, Penaeus vannamei selected nauplii or larvae of the first generation SPF broodstock of Hawaii breeds as tested by the domestic authority PCR or nucleic acid probe. Such seedling survival rate after stocking up to 90% or more, fast growth, strong vitality, individual large and uniform